| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a [noun sg] | 4198 |
|
| 2 | this [verb] a [noun sg] | 1170 |
|
| 3 | this at a [noun sg] | 24 |
|
| 4 | this [verb] at a | 18 |
|
